/*
 * Copyright 2010 - 2011, The PLDesktop Development Team
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 */

#include "ioport.h"

#include <machine/pc/ioportmanager.h>

PLIOPort::PLIOPort(const char *_name) : m_ioPort(0), m_size(0), m_name(_name) {
}

void PLIOPort::free() {
	if(m_size != 0) {
		PLIOPortManager::instance().free(this);
		m_ioPort = 0;
		m_size = 0;
	}
}

bool PLIOPort::allocate(uint32_t ioPort, size_t _size) {
	// Free any allocated I/O ports
	if (m_size != 0) {
		free();
	}
	if(PLIOPortManager::instance().allocate(this, ioPort, _size) == true) {
		m_ioPort = ioPort;
		m_size = _size;
		return true;
	}
	return false;
}
